Bit breaker



FIG. 1 is a top perspective view of a bit breaker showing my new design, in an assembled condition;

FIG. 2 is a perspective view thereof, in a disassembled condition; and,

FIG. 3 is a bottom perspective view thereof in the assembled condition.

The broken lines depict portions of the bit breaker in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a bit breaker, as shown and described. 